Smith, G. F. “Revisiting the Nomenclature and Taxonomy of the Malagasy Kalanchoe uniflora (K. Subg. Alatae; Crassulaceae Subfam. Kalanchooideae), Which Has Kitchingia uniflora As Its Basionym, and Its Homotypic and Heterotypic Synonyms”. Phytotaxa, vol. 645, no. 1, Apr. 2024, pp. 66-76, doi:10.11646/phytotaxa.645.1.6.